triple witching hour
C2Finance / Business
Definition
Meaning
The final hour of trading on the third Friday of March, June, September, and December when contracts for stock index futures, stock index options, and stock options all expire simultaneously.
A period of heightened market volatility and increased trading volume due to the concurrent expiration of three major types of derivatives contracts, often leading to unpredictable price movements and arbitrage activity.
Linguistics
Semantic Notes
Specifically refers to quarterly occurrences in financial markets; metaphorically extended to describe any period of chaotic convergence or intense simultaneous deadlines.
Dialectal Variation
British vs American Usage
Differences
Terminology identical; concept applies equally to both London and New York financial markets. Sometimes called 'triple witching' in both varieties.
Connotations
Both carry strong connotations of market stress, volatility, and professional trading activity.
Frequency
Equally common in financial journalism and professional discourse in both regions.
Vocabulary
Collocations
Grammar
Valency Patterns
The [market/volatility] [increases/spikes] during triple witching hour.Traders [prepare for/brace for] the triple witching hour.[Expiration/Settlement] occurs at triple witching hour.Vocabulary
Synonyms
Strong
Neutral
Weak
Vocabulary
Antonyms
Phrases
Idioms & Phrases
- “It's like triple witching hour in here! (metaphorical for chaotic convergence)”
- “Brace for the witching (shortened informal warning)”
Usage
Context Usage
Business
Essential in financial reporting, trading desk communication, and market analysis.
Academic
Used in finance literature discussing market microstructure and derivatives effects.
Everyday
Rare; understood only by those following financial markets closely.
Technical
Precise term in options and futures trading with specific quarterly timing.
Examples
By Part of Speech
adjective
British English
- The triple-witching-hour volatility unsettled investors.
- They discussed triple-witching-hour strategies.
American English
- Triple-witching-hour activity spiked volume.
- The triple-witching-hour effect was pronounced.
Examples
By CEFR Level
- The market is busy on triple witching hour Friday.
- Triple witching hour happens four times a year.
- Traders anticipate increased volatility during the triple witching hour as multiple contracts expire.
- The triple witching hour effect can cause unusual price swings in the final trading hour.
- Arbitrage desks are particularly active preceding the triple witching hour to manage their expiring positions.
- Analysts attribute the late afternoon sell-off to portfolio rebalancing ahead of the quarterly triple witching hour.
Learning
Memory Aids
Mnemonic
Think of three witches (futures, index options, stock options) casting simultaneous spells of market chaos every quarter.
Conceptual Metaphor
MARKET VOLATILITY IS SUPERNATURAL FRENZY; CONVERGENCE IS A MAGICAL/HAUNTED TIME.
Watch out
Common Pitfalls
Translation Traps (for Russian speakers)
- Do not translate 'witching' literally as ведьминский час; the financial term is калька: тройной час истечения деривативов or период тройного экспирации.
- Avoid associating with folklore; this is strictly financial terminology.
Common Mistakes
- Using for any Friday expiration (must be third Friday of quarter-end months).
- Confusing with 'double witching' (only two expirations).
- Misspelling as 'triple witching our'.
- Using for non-financial contexts without metaphorical clarification.
Practice
Quiz
What characterizes the triple witching hour?
FAQ
Frequently Asked Questions
Four times per year: on the third Friday of March, June, September, and December.
When contracts for stock index futures, stock index options, stock options, and single stock futures all expire simultaneously; this occurs on the same quarterly schedule.
Because traders and institutions must close, roll over, or settle large volumes of expiring positions simultaneously, which can create unusual supply and demand imbalances.
Yes, the concept and term are used in other major financial markets including London, though the specific contracts and timing may vary slightly.